20855528090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2314709}}^1$

素因数の和:2314786

約数の個数: 32

約数和(自身を含む): 40498166160

約数和(自身を除く): 19642638070

約数列:

[1, 2, 5, 10, 17, 34, 53, 85, 106, 170, 265, 530, 901, 1802, 4505, 9010, 2314709, 4629418, 11573545, 23147090, 39350053, 78700106, 122679577, 196750265, 245359154, 393500530, 613397885, 1226795770, 2085552809, 4171105618, 10427764045, 20855528090]

約数ペア:

[(1, 20855528090), (2, 10427764045), (5, 4171105618), (10, 2085552809), (17, 1226795770), (34, 613397885), (53, 393500530), (85, 245359154), (106, 196750265), (170, 122679577), (265, 78700106), (530, 39350053), (901, 23147090), (1802, 11573545), (4505, 4629418), (9010, 2314709)]